12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730013 Chromab. columns C18 ec, 3mL, 500mg 3 597,00 Kč 730593 Chromab. columns HILIC, 3mL, 500mg 4 529,00 Kč 730010 Chromab. columns C18 ec f, 6mL, 1000mg 3 120,00 Kč